Home / 13,936.28-19,217.39-10,750.08

Finding the Fourth Proportional to 13,936.28, 19,217.39 and 10,750.08

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Solution

The fourth proportional to 13,936.28, 19,217.39 and 10,750.08 is: 14,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.28 : 19,217.39 = 10,750.08 : x
  2. Step 2: Convert to fraction form
    13,936.28/19,217.39 = 10,750.08/x
  3. Step 3: Cross multiply
    13,936.28x = 19,217.39 × 10,750.08
  4. Step 4: Simplify right side
    13,936.28x = 206,588,426.14
  5. Step 5: Solve for x
    x = 206,588,426.14/13,936.28
  6. Step 6: Final answer
    x = 14,823.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.